Kyocera FS-C1020MFP+ Operation Manual page 101

2. Getting Started
4. Pinch the extender in the "PUSH" direction, and then pull out the extender until it stops
(you will hear a click).
After extension, make sure the arrows on the extender and tray are aligned.
5. Pinch the clip on the side paper guide, and then slide it to match the paper size.
100
CER084
CER085
CER102